ZHCU763
March 2021
说明
资源
特性
应用
5
1
System Description
1.1
Key System Specifications
2
System Overview
2.1
Block Diagram
2.2
Design Considerations
2.2.1
Multichannel SSR with Independent Isolation Between SSR Channels
2.2.2
Design Challenge With Single Isolation
2.2.3
Multichannel SSR Drive With Single Isolation Multichannel Digital Isolator
2.2.4
Need of High-Impedance Voltage Translator
2.2.5
Design to Minimize Cross-Coupling and MOSFET Gate Pick up Due to Other SSR Switching
2.2.6
Schematic: Design of Gate-Drive Circuit
2.2.6.1
Calculation of Gate-Driver Power Consumption
2.2.7
Schematic: Digital Isolator Circuit
2.2.8
Schematic: 3.3 V to 10V_ISO, 5V_ISO Power Supply
2.3
Highlighted Products
2.3.1
ISO7760
2.3.2
ISO7740
2.3.3
ISO7041
2.3.4
CSD19538Q2
2.3.5
CSD17382F4
2.3.6
TPL7407LA
2.3.7
TLV760
2.3.8
TLC555
3
Hardware, Software, Testing Requirements, and Test Results
3.1
Hardware Requirements
3.1.1
Test Equipment Needed to Validate Board
3.1.2
Test Conditions
3.1.3
Test Procedure
3.2
Test Setup
3.3
Test Results
3.3.1
Functional Tests
3.3.2
Overcurrent Testing With External Fuse
3.3.3
Surge Testing
3.3.4
Multichannel SSR Driven From Two 24-VAC Transformers
3.3.5
Alternate SSR Topology for High Voltage
4
Design and Documentation Support
4.1
Design Files
4.1.1
Schematics
4.1.2
BOM
4.2
Documentation Support
4.3
支持资源
4.4
Trademarks
5
About the Author
特性
多个固态继电器将单隔离与多通道数字隔离器结合使用,可通过极低的额外成本轻松扩展到任意数量的 SSR 通道
SSR 驱动电压 24VAC ±20%,驱动电流 2A RMS(电压和电流额定值,可通过使用具有适当额定值的元件来扩展)
SSR 导通和关断时间:15 至 300µs(可调节),每个 SSR 驱动的平均电流消耗(初级)小于 4mA(可调低至每通道 20µA)
每通道的 SSR 尺寸小于 75mm
2
。高度约为 3mm
功能隔离型开环反激式电源,成本低且无需 MCU
浪涌和开关过压保护
千亿体育app官网登录(中国)官方网站IOS/安卓通用版/手机APP
|
米乐app下载官网(中国)|ios|Android/通用版APP最新版
|
米乐|米乐·M6(中国大陆)官方网站
|
千亿体育登陆地址
|
华体会体育(中国)HTH·官方网站
|
千赢qy国际_全站最新版千赢qy国际V6.2.14安卓/IOS下载
|
18新利网v1.2.5|中国官方网站
|
bob电竞真人(中国官网)安卓/ios苹果/电脑版【1.97.95版下载】
|
千亿体育app官方下载(中国)官方网站IOS/安卓/手机APP下载安装
|